| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide a method of manufacturing an inflater housing for air bag by which a working is facilitated and satisfactory accuracy is easily obtained, and to provide the inflater housing for air bag. <P>SOLUTION: As for the method of manufacturing a housing 1, in the method of the housing, in which at least one end is closed, the outer peripheral radial (r) of the one end of the pipe 3, in which both ends are opened, is made smaller gradually by a plurality of times by different dies, and the inner peripheral surfaces of the pipe 3 at the one end are made into mutually pressurized state, then the distal end part of the mutually pressurized part is cut off; and/or a process where the mutually pressurerized part is pressurized in the length direction of a cylindrical member. <P>COPYRIGHT: (C)2010,JPO&INPIT |
